class_docstr: Represents an algebraic operation, such as '+', '-', etc.
code: def __eq__(self, other):
      return isinstance(other, ExprOp) and self.symbol == other.symbol
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  from collections import namedtuple
  import random
  import six
  from six.moves import range
  import sympy
label_desc: Use image node_id 3 for calling the ExprOp obj's underlying member method code with example usage: obj.__eq__(other) and returns: unknown